Home / 995,535.52-1,493,378.16-285,557.92

Finding the Fourth Proportional to 995,535.52, 1,493,378.16 and 285,557.92

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Solution

The fourth proportional to 995,535.52, 1,493,378.16 and 285,557.92 is: 428,358.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,535.52 : 1,493,378.16 = 285,557.92 : x
  2. Step 2: Convert to fraction form
    995,535.52/1,493,378.16 = 285,557.92/x
  3. Step 3: Cross multiply
    995,535.52x = 1,493,378.16 × 285,557.92
  4. Step 4: Simplify right side
    995,535.52x = 426,445,961,143.03
  5. Step 5: Solve for x
    x = 426,445,961,143.03/995,535.52
  6. Step 6: Final answer
    x = 428,358.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.